A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Roof bolting
Experimental bolting at Maypole and Reedly Collieries, types of roof bolts and their tests; introduction as system of support on all roadways asured of reasonable life; operations of roof bolting team; costs. (See also Instn Min Engrs -- Trans v 112 pt 8 May 1953 p 639-50 (discussion) 651-5)
Roof bolting
Experimental bolting at Maypole and Reedly Collieries, types of roof bolts and their tests; introduction as system of support on all roadways asured of reasonable life; operations of roof bolting team; costs. (See also Instn Min Engrs -- Trans v 112 pt 8 May 1953 p 639-50 (discussion) 651-5)
Roof bolting
Colliery Guardian
Bourne, W.J.W. (author) / Whalley, T. (author)
Colliery Guardian ; 186
1953
4 pages
Article (Journal)
English
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| Engineering Index Backfile | 1952
| Engineering Index Backfile | 1950
| Engineering Index Backfile | 1957
| Engineering Index Backfile | 1951
Roof-bolting Delaware aqueduct
| Engineering Index Backfile | 1953